dswi snf chromatin remodeling complex are detected on the promoter of the ftz f1 gene
Báo cáo khoa học: Activator-binding domains of the SWI ⁄ SNF chromatin remodeling complex characterized in vitro are required for its recruitment to promoters in vivo pot
Ngày tải lên :
07/03/2014, 00:20
... direct targets of the SWI ⁄ SNF complex We therefore used a chromatin immunoprecipitation assay to determine whether the SWI ⁄ SNF complex is associated with the promoters of the selected genes under ... within the same time window The activator-binding domains in the Swi1 and Snf5 subunits of the SWI ⁄ SNF complex are essential for recruitment of the SWI ⁄ SNF complex to these genes, as well for their ... experimental conditions The activator-binding domains of Swi1 and Snf5 are required for promoter recruitment of the SWI ⁄ SNF complex We next studied the level of SWI ⁄ SNF recruitment to the GAL1-10,...
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Báo cáo y học: " Effect of SWI/SNF chromatin remodeling complex on HIV-1 Tat activated transcription" pps
Ngày tải lên :
13/08/2014, 09:20
... Historically, the mechanism of action by Tat has been assigned to be at the level of initiation and elongation [4-9] The effect of Tat on pre-initiation, initiation, and elongation has been observed ... other cyclin/cdk complexes (i.e cdk2/cyclin E) are involved in transcription of the HIV-1 promoter Finally, these results indicate that Tat recruits a component of the chromatin remodeling complex, ... complex, BRG1, to the HIV-1 LTR Effect of acetylated Tat on recruitment of a chromatin remodeling complex The identification of BRG1 as one of the proteins that bound to transcriptionally active...
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Báo cáo hóa học: "Research Article ISAR Imaging of Ship Target with Complex Motion Based on New Approach of Parameters Estimation for Polynomial Phase Signal" docx
Ngày tải lên :
21/06/2014, 05:20
... 1, the coordinate of the radar line -of- sight (LOS) is xyz and the synthetic vector Ω denotes the angular velocity of the target The x axis is located on the z − Ω plane, and the unit vector of ... the z axis The point O is the rotating centre of the ship target, and we use the vector R(x1 , y1 , z1 ) to denote the position of a scatterer P on the target The Doppler frequency shift of the ... the parameters estimation of multicomponent CPS The reason for Figure 2(b) showing one peak is that the amplitudes for the two components are different: one is and the other is 1.5, which is shown...
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Báo cáo y học: "Alterations in peripheral blood memory B cells in patients with active rheumatoid arthritis are dependent on the action of tumour necrosis factor" potx
Ngày tải lên :
09/08/2014, 14:21
... functions and, therefore, distinct effects of blocking each of these two cytokines on memory B cell homeostasis are possible For example, TNF is involved in the regulation of the expression of adhesion ... population The frequencies of B cell subsets defined by the expression of IgD and CD27 in the peripheral blood of patients with longstanding RA were compared with healthy donors (Figures 1a, b) One ... standard error of the mean) of the different B cell populations compared pre- and post-treatment in the 23 RA patients who were treated with infliximab plus MTX or MTX monotherapy using the nonparametric...
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Báo cáo hóa học: " A broadly applicable method to characterize large DNA viruses and adenoviruses based on the DNA polymerase gene" doc
Ngày tải lên :
20/06/2014, 01:20
... Several small regions of conservation were identified Only one region with conservation of at least consecutive amino acids was found among nearly all sequences evaluated This was the YGDTD sequence ... sequences of various genomes The most common of the aberrant products generated from the poxvirus research was a portion of ORF FPV115 an Ankyrin repeat gene family protein [2] Discussion The use of ... environment The use of limited generic primer sets allows for the application of the assay before the disease agent is as extensively characterized The use of generic primers has the added advantage of...
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Báo cáo toán học: "On the Sn-modules generated by partitions of a given shape" doc
Ngày tải lên :
07/08/2014, 21:20
... clearly n, since each of these is the number of ∆ ∈ V n,m which are orthogonal to Γ; in any such ∆, the n elements in the top row of Γ must each be in a different one of the n columns of ∆, and we may ... k-ordinary then it contains either both elements of a pair {2i − 1, 2i} or neither of them, and then for fixed d there is a bijection between the non-k-ordinary tabloids Γ with δ(Γ, Γ ) = d which are ... support the following conjecture: the electronic journal of combinatorics 15 (2008), #R111 Conjecture 2.4 The Sn+m−1 -orbit of vk spans a subspace of H n,m of dimension equal to n+m−1 − n+m−1 These...
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Báo cáo toán học: "Cayley graphs on the symmetric group generated by initial reversals have unit spectral gap" potx
Ngày tải lên :
07/08/2014, 21:21
... which G is the permutation group Sn There is a one-to-one correspondence between Irr(Sn ) and the set of all partitions of n A partition of n is if one is interested in multiplicities of the eigenvalues, ... if K is a subgroup of H, then the spectrum of X(G, H, Z) is a subset of the spectrum of X(G, K, Z) In particular the spectrum of X(G, H, Z) is a subset of the spectrum of the Cayley graph X(G, ... branching rule [11, Section 2.8] for the decomposition the electronic journal of combinatorics 16 (2009), #N29 of the restriction of an irreducible representation [α] of Sn to the subgroup Sn−1 This...
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Báo cáo khoa hoc:"On the relation between gene flow theory and genetic gain" doc
Ngày tải lên :
09/08/2014, 18:21
... proportions However, rate of genetic gain predicted from conventional gene flow theory was accurate The aim of the current note is to clarify this apparent contradiction CONVENTIONAL GENE FLOW THEORY ... the sum is taken over all sex-age groups Furthermore, in conventional gene flow theory, asymptotic proportions of genes are predicted from the proportional contributions of sex-age groups to the ... equation (1) does not yield a valid prediction of genetic gain WHY CONVENTIONAL GENE FLOW THEORY GIVES A VALID PREDICTION OF ∆G Although equation (2) is not generally valid, conventional gene flow theory...
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The effects of chloride ions on the hydrogen gas generation and TCE degradation in aqueous solutions containing zero valent iron
Ngày tải lên :
13/05/2016, 10:16
... DISCUSSIONS 4.1 Estimation of hydrogen gas generation 4.1.1 Hydrogen gas generation from iron corrosion In the presence of iron alone, the corrosion of iron directly relates to the generation of hydrogen ... figure The profiles for the generation of hydrogen gas in the solution containing TCE had the similar properties compared with the one in the solution having iron only In the solution containing ... normalized reaction rate constant of TCE degradation and iron corrosion In addition, pH also involves the precipitation of iron hydroxides on the iron surface due to the reduction of water Long term...
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Reliability evaluation algorithm for complex medium voltage electrical distribution networks based on the shortest path
Ngày tải lên :
03/01/2014, 19:39
... not exist, hut there is a node connected to the tie switch, then the nodes belong to class C If there exist nodes connected to neither the source nor the tie switch, the nodes belong to class ... subsystems are formed by omitting the lines connected to OBNs In any subsystem, there exists a node connected to the source, then the nodes in the subsystem belong to class B If a node connected to the ... violations still exist after the actions, shed load [9] Based on the classes of nodes and the amount of load shedding, compute the reliability indexes If all contingencies are not yet considered,...
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Tài liệu Báo cáo khóa học: A multi-protein complex containing cold shock domain (Y-box) and polypyrimidine tract binding proteins forms on the vascular endothelial growth factor mRNA Potential role in mRNA stabilization pptx
Ngày tải lên :
19/02/2014, 12:20
... genes For the CCV1 complex to be of relevance to the regulation of expression of the IL-2 gene, it was important to determine if the complex could be formed using T cell extracts Binding of the IL-2 ... this complex contains PTB and CSD proteins (Fig 6B) As expected, mutation of either the potential CSD site (VC2) or the PTB site (VC3) reduced the formation of the CCVC1 complex (Fig 6C) Consistent ... phenylmethanesulfonyl fluoride and mM Na3VO4 The CCV1 complex was eluted with the same buffer and 0.5 mL fractions collected The molecular mass of the complex was estimated from the column by comparison with the...
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Tài liệu Báo cáo khoa học: Effect of deletion of the DNase I hypersensitive sites on the transcription of chicken Ig-b gene and on the maintenance of active chromatin state in the Ig-b locus docx
Ngày tải lên :
19/02/2014, 16:20
... deletion in region II (Fig 4A) demonstrated the essential role of this region in the transcription of the Ig-b gene Deletion of region III decreased the expression of Ig-b mRNA to 40% of the expression ... gene and on the maintenance of the active chromatin state Results Generation of DT40/Cre cells with a long deletion in one allele of the Ig-b locus To genetically examine the mechanism of B cell-specific ... transcriptional start site, one in the first intron of the Ig-b gene, four between Ig-b and its downstream growth hormone (GH) genes, and one in the downstream region of the GH gene Transcriptional...
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Báo cáo khoa học: Influence of inflammation-related changes on conformational characteristics of HLA-B27 subtypes as detected by IR spectroscopy potx
Ngày tải lên :
06/03/2014, 00:21
... conformations In addition, pVIPR is bound in a canonical single conformation by B*2709, but in an exceptional dual conformation by the AS-associated B*2705 subtype One of the conformations observed ... components attributed to these structures dominate the IR spectrum The spectral contributions of the pVIPR-U5 nonapeptide are ‘buried’ under those of the 276 HC residues The same holds true for the ... atom) are depicted with red dashed lines (A) B*2705:pVIPR in canonical conformation (green) and in noncanonical conformation (orange) Only the latter conformation allows the peptide to anchor to the...
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Báo cáo khoa học: Structure of the complex of a yeast glucoamylase with acarbose reveals the presence of a raw starch binding site on the catalytic domain doc
Ngày tải lên :
07/03/2014, 12:20
... Tris are the same as observed previously [16] In the Glu-A complex there are two acarbose molecules: one in the active site and the other on the sur˚ face of the enzyme about 25 A away, Fig The ... general acid and the other as general base [24] The mechanism of hydrolysis consisting of three steps involves proton transfer to the glycosidic oxygen of the scissile bond from a general acid catalyst, ... additional contacts with the molecule A 2164 Catalytic site The catalytic reaction of glucoamylases proceeds with inversion of configuration at the anomeric carbon which requires a pair of carboxylic...
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Đề tài " On the periods of motives with complex multiplication and a conjecture of GrossDeligne " pdf
Ngày tải lên :
14/03/2014, 22:20
... character Another way to prove this equality is to apply (9) to the definition of the function η 3.2 The proofs The notations of Sections and 2, and the conventions of subsection 2.4 are still in ... values of the Γ-function This leads to the conjecture of Gross-Deligne, which is described precisely in the last section of this paper The main contribution of this paper is the proof of a (slight ... extension of Q embedded in C We shall use the properties of the category of motives over a field which are listed at the beginning of [5] The complex singular cohomology H(M, C) of the manifold of complex...
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Controlling Interest: Are Ceilings On Interest Rates a Good Idea? pptx
Ngày tải lên :
15/03/2014, 01:20
... unreasonable interest rates Thus, the consequences of not having usury ceilings depend importantly on the competitiveness of credit markets Indeed, the absence of competition is the only reason ... while other rates fell There are a number of factors on the demand side which may explain the lack of elasticity for credit card demand during the 1980s One interesting factor was the apparent ... Evolution in the '90s Why, then, did credit card rates appear to remain high in the early 1990s rather than return to the levels of the early 1970s? Part of the answer lies in the costs that are...
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How Department Stores Are Carried On pot
Ngày tải lên :
23/03/2014, 01:20
... business makes the policy of the business It is the fundamental thing, the corner stone Therefore, it demands the attention of the head of the business I cannot think of any concern so large ... ramifications, with so many responsibilities resting upon the head of the business, as to make the advertising subservient to the general management of the business, to make the head of the business ... hearsay, and, therefore, the reputation of the business depended upon the goods sent and the treatment they received The foundation of this business was well laid from the beginning The principles...
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What Changes Are Being Made to Social Assistance Benefits: A Community Perspective on the Impact of these Changes. pdf
Ngày tải lên :
24/03/2014, 00:20
... mothers on assistance are afraid that they will lose their benefits because they will not be able to afford the cost of testing and therefore they won’t be able to provide information about the ... people are only able to buy critical medications through discretionary benefits because they are not covered by the Ontario Drug Plan Removing this benefit will raise the cost of other forms of ... all low-income people, not only people on Ontario Works and ODSP); $3 million from the elimination of the Home Repairs Benefit This means a net reduction of $78 million in direct benefits, which...
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notes on the topology of complex singularities - nicolaescu
Ngày tải lên :
31/03/2014, 16:27
... ễ ề ì éé ỉ ềỉ ệ ể ỉ ặ ểé ì Critical point C L p The center of the projection is at finite distance f(p) The center of the projection is at infinite distance Critical point p f(p) L ệ ẵẵ...
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Báo cáo Y học: Chromatin remodeling in nuclear cloning pptx
Ngày tải lên :
31/03/2014, 21:21
... exist, then these enzymes may erase the epigenetic mark of histone methylation following transplantation of the somatic nuclei into oocytes Alternatively, it is conceivable that a subset of the ... resulting chromatin condensation contributes to the repressed state (B) Chemical structure of monomethyl lysine and acetyl lysine The carbon atom bonded to the nitrogen atom of the epsilon amino group ... forms an amide bond with the carbonyl carbon of the acetyl group resulting in neutralization of the positive charge (C) The flow diagram depicts the potential fates of methylated histones following...
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